Photo of the Week
We are seeing moderate-high levels of Gypsy moth egg masses in southern Ontario this fall! Scrape off the brown, fuzzy masses and you will see the 100+ eggs inside. Remove, Collect, Dispose as much as possible to reduce larvae in 2021.
Tag Archives: IPM
2020 – The Year of the MITES!
Posted in Weekly Nursery Landscape Report
Tagged arboriculture, fall webworm, IPM, Jen Llewellyn, landscape plants, nursery crops
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The Friday Report – July 26, 2019
Are you noticing webbed masses of yellow-brown, fuzzy larvae with dark heads feeding on leaves of deciduous trees and shrubs this summer?
Posted in Weekly Nursery Landscape Report
Tagged arboriculture, fall webworm, IPM, Jen Llewellyn, landscape plants, nursery crops
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The Snail that Broke the Grower’s Back
There was quite a lot of dieback on woody shrubs and trees this spring and summer, some of it is still just showing up. Vertical cracks in juvenile … Continue reading
Posted in Uncategorized, Weekly Nursery Landscape Report
Tagged 2018 weather, IPM, jenllewellyn, omafra, onnurserycrops, plant health care
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The Tuesday Report – July 24, 2018
Are you seeing black marginal necrosis on the newest growth of Pear (Pyrus) trees? We saw the same phenomenon back in 2016 and after several attempts at culturing pathogens failed, … Continue reading
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Tagged arboriculture, fall webworm, IPM, Jen Llewellyn, landscape plants, nursery crops
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The Tuesday Report – July 25
Click HERE for the AUDIO version of this blog post. Um what happened to our crabapple trees? You know what happened, all that rain during leaf emergence made … Continue reading
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Tagged arboriculture, fall webworm, IPM, Jen Llewellyn, landscape plants, nursery crops
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Magnolia Scale, the plague of the landscape
Magnolia Scale is just rampant this year again. And to make matters worse, there seems to be two developmental groups of them, a smaller subset about 3 weeks behind the older ones (see photo above). This means a second set of … Continue reading
Posted in IPM, Weekly Nursery Landscape Report
Tagged arboriculture, fall webworm, Integrated pest management, IPM, Jen Llewellyn, magnolia scale
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The Thursday Report – July 21
Environment Canada is calling for very hot and humid weather to continue into this weekend and early next week. There is a 40-50% chance of precipitation in southern Ontario for tomorrow, with a greater chance of showers on Monday. The UV index is … Continue reading
Posted in Weekly Nursery Landscape Report
Tagged arboriculture, fall webworm, IPM, Jen Llewellyn, landscape plants, nursery crops
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July 6 – IPM in the Nursery and Landscape
Hot, dry conditions continue for much of southern Ontario. Environment Canada says we’ve had one of the driest Junes on record, since 1991. This has put a lot of stress on plants and water resources. Newly planted nursery stock and landscape plants should be … Continue reading
August 10, the Monday Report
Magnolia Scale is just NASTY this year. CRAWLERS have hatched but are still hiding underneath the female scales. Pick off scales to reveal dark grey eggs and crawlers (eggs with legs) underneath. The crawlers will hatch and gradually emerge out from … Continue reading